/* 品牌周边css */
.trademark {
    width: 1218px;
    height: 920px;
    margin: 25px auto;
    /* background-color: pink; */
    /* border: 4px soli pink; */
}
.trademark>ul>li:nth-child(1) {
    width: 608px;
}
.trademark>ul>li:nth-child(1)>img {
    width: 608px;
    height: 430px;
}
/* 鼠标移动样式 */
.trademark>ul>li:nth-child(1)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 608px;
    height: 430px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);

}
.trademark>ul>li:nth-child(1)::after {
    content: '';
    display: none;
}